Tutorial: FormActions selbst gebaut

CancelFormAction.php

<?php

class CancelFormAction extends FormAction {
	private $link;

	public function __construct($link = '', $title = '', $form = null, $extraData = null, $extraClass = '') {
		if(!$title) $title = _t('CancelFormAction.CANCEL', 'Cancel');

		$this->setLink($link);

		parent::__construct('CancelFormAction', $title, $form, $extraData, $extraClass);
	}


	/**
	 * @return string Link
	 */
	public function getLink()
	{
	    return $this->Link;
	}
	
	/**
	 * @param  string $Link 
	 * @return CancleFormAction  $this
	 */
	public function setLink($newLink)
	{
	    $this->Link = $newLink;
	    return $this;
	}

	function Field() {
		$attributes = array(
				'class'	=> 'action cancel ' . ($this->extraClass() ? $this->extraClass() : ''),
				'id'	=> $this->id(),
				'name'	=> $this->action,
				'tabindex'	=> $this->getAttribute('tabindex'),
				'href'		=> $this->getLink()
			);

		if($this->isReadonly()) {
			$attributes['disabled'] = 'disabled';
			$attributes['class'] = $attributes['class'] . ' disabled';
		}

		return $this->createTag(
			'a', 
			$attributes, 
			$this->buttonContent ? $this->buttonContent : $this->Title()
		);
	}
}

CancelFormAction_plain.php

<?php

class CancelFormAction extends FormAction {

}

Verwendung.php

<?php

// Einfache Verwendung im Formular:
CancelFormAction::create($this->Link(), 'Abbrechen')

// Mit verketteten Funktionsaufrufen:
CancelFormAction::create($this->Link())->setTitle('Abbrechen')->addExtraClass('btn')